On Tue, 17 Feb 2009, Mathieu Desnoyers wrote:> > > > Anyway dynamic ftrace only need to do code patching at early boot,> right? Or do you need also to patch the call sites a bit later too ?> Because there is a text_poke_early for that purpose : modifying code> when it is still writable.

It modifies the code both at early boot up, and when it is enabled later on at run time.